The average speed of an object over a given time duration is 6 mls. If it travels first half of the duration with a constant speed 4 mls, its speed during the next half duration is (1) 5 m/s (2) 4 m/s (3) 6 m/s (4) 8 m/s About the author Charlie
Answer:
Ans.1) 4 m/s.
Explanation:
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